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CVE Record

CVE-2021-2343: Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Notification M...

Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Workflow accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is an information-disclosure issue in Oracle E-Business Suite Workflow Notification Mailer. A low-privileged user who can reach the service over HTTP could read some Oracle Workflow data they should not access. The disclosed impact is limited to confidentiality, with no integrity or availability impact stated.

Executive priority

Treat this as a targeted confidentiality risk for Oracle E-Business Suite environments, especially where Workflow data is sensitive. It is not described as system takeover, but affected business systems should be patched through normal vulnerability management timelines.

Technical view

CVE-2021-2343 affects Oracle Workflow in E-Business Suite versions 12.1.3 and 12.2.3 through 12.2.10. The CVSS 3.1 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N, indicating network reachability, low attack complexity, required low privileges, and limited unauthorized data exposure.

Likely exposure

Exposure is most likely where Oracle E-Business Suite Workflow Notification Mailer is running on affected versions and accessible over HTTP to low-privileged users. Internet exposure is not stated in the sources; assess internal and external routing separately.

Exploitation context

The source bundle does not report active exploitation, public exploit availability, or CISA KEV inclusion. The vulnerability is described as easily exploitable, but it requires a low-privileged account and network access via HTTP.

Researcher notes

Public detail is limited. No CWE, root cause, exploit method, or proof-of-concept is included in the supplied sources. Validation should focus on version exposure, patch state, reachable HTTP surfaces, and authorization-sensitive Workflow data access patterns.

Mitigation direction

  • Apply Oracle’s July 2021 Critical Patch Update guidance for Oracle E-Business Suite.
  • Prioritize Workflow versions 12.1.3 and 12.2.3 through 12.2.10.
  • Restrict HTTP access to Oracle E-Business Suite Workflow interfaces to trusted networks and users.
  • Review Oracle guidance for any version-specific prerequisites or patch dependencies.

Validation and detection

  • Inventory Oracle E-Business Suite instances and identify Workflow component versions.
  • Confirm whether Oracle July 2021 CPU fixes are applied to affected systems.
  • Review access paths to Workflow Notification Mailer over HTTP.
  • Check logs for unusual low-privileged access to Workflow data.
Prepared
Confidence
high
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2021-2343 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.3 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
4.3CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

4.3Medium
CVSS 3.1 vector shape for CVE-2021-2343Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Oracle CorporationWorkflow12.1.3, 12.2.3-12.2.10Listed
Weakness

CWE details

No CWE listed

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